FYCAN Volumetric Exerciser Inspiratory Trainer Breathing Exercise Device 3 Ball Triflow Spirometer Deep Breathing Exerciser - Lung Strengthener Respirometer - Product Features
- drop-resistant plastic Three-ball inspiratory breathing measurement system, improve and detox your lungs with Simple Exercise
- to achieve optimal vital capacity and restore interruption of breathing pattern.
- to Clean and Assemble Ball and Tube Colors May Very
- for differing inhalation rates - 400cc/sec,900cc/sec, 1200 cc/ sec
- high quality break-resistant plastic, 3-ball incentive spirometer